18959272

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 18365528

約数列:

[1, 2, 4, 8, 29, 58, 71, 116, 142, 232, 284, 568, 1151, 2059, 2302, 4118, 4604, 8236, 9208, 16472, 33379, 66758, 81721, 133516, 163442, 267032, 326884, 653768, 2369909, 4739818, 9479636, 18959272]

約数ペア:

[(1, 18959272), (2, 9479636), (4, 4739818), (8, 2369909), (29, 653768), (58, 326884), (71, 267032), (116, 163442), (142, 133516), (232, 81721), (284, 66758), (568, 33379), (1151, 16472), (2059, 9208), (2302, 8236), (4118, 4604)]